Battery charging device



FIG. 1 is a top plan view of the battery charging device in accordance with our invention;

FIG. 2 is a bottom plan view thereof; and,

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a top left front isometric view thereof. 

The ornamental design for a battery charging device, as shown and described. 